The drug provides a sustained release of testosterone into the bloodstream for up to 10 weeks. (elitemensguide.com)
Is it possible that she has a large release of testosterone when she does cardio that could negatively affect her mood and reaction to things? (tctmed.com)
Because dips engage your entire body, they result in a greater release of testosterone and growth hormone both during and after the workout. (chestsculpting.com)